Solution: The specific activity of 14C in the biosphere is 0.255 Bq per gram, and the half-life of 14C is 5730 years. What is the age of a piece of Egyptian papyrus that shows a 14C specific activity of 0.156 Bq?
(a) 2820 years
(b) 3510 years
(c) 4060 years
(d) 5730 years
(e) 5860 years

Problem

The specific activity of 14C in the biosphere is 0.255 Bq per gram, and the half-life of 14C is 5730 years. What is the age of a piece of Egyptian papyrus that shows a 14C specific activity of 0.156 Bq?